What does "attemper" mean?

Attemper: To soften, mollify, or moderate; to soothe; to temper; as, to attemper rigid justice with clemency.

Additional senses

  1. 2.To mix in just proportion; to regulate; as, a mind well attempered with kindness and justice.
  2. 3.To accommodate; to make suitable; to adapt. Arts . . . attempered to the lyre. Pope. Note: This word is now not much used, the verb temper taking its place.

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